Modifiers matching difficulty:

• psychological,
• emotional,
• neuropsychiatric,
• mechanical,
• conceptual,
• sexual,
• unusual,
• interpersonal,
• physical,
• personal,
• basic,
• major,
• unanticipated,
• serious,
• perceptual,
• behavioural,
• anatomical,
• respiratory,
• extra,
• stressful,
• technological,
• unexpected,
• psychiatric,
• local,
• smaller,
• logistical,
• structural,
• persistent,
• environmental,
• technical,
• chronic,
• financial,
• extreme,
• external,
• minor,
• typical,
• prevalent,
• concurrent,
• visual,
• important,
• reproductive,
• spiritual,
• sensory,
• related,
• severe,
• periodic,
• special,
• home,
• leaning,
• educational,
• computational,
• possible,
• economic,
• operational,
• subjective,
• administrative,
• motor,
• nutritional,
• commercial,
• acute,
• secondary,
• surgical,
• cognitive,
• single,
• stable,
• legal,
• parental,
• everyday,
• maternal,
• academic,
• experimental,
• unforeseen,
• practical,
• past,
• behavioral,
• social,
• real,
• neurological,
• habitual,
• linguistic,
• traditional,
• underlying,
• somatic,
• functional,
• extraneous,
• clinical,
• progressive,
• domestic,
• developmental,
• significant,
• ongoing,
• internal,
• hormonal,
• mathematical,
• regulation,
• mental,
• temporary,
• particular,
• experienced,
• invisible,
• common,
• natural,

Simple categories matching basic:

• disposition,
• suit,
• equipment,
• item,
• painkiller,
• reagent,
• style,
• renovation,
• hazard,
• communication,
• material,
• science,
• security,
• weave,
• food,
• jurisdiction,
• endeavor,
• practice,
• example,
• tool,
• data,
• protein,
• notion,
• relations,
• account,
• truth,
• garment,
• mask,
• facility,
• study,
• repair,
• information,
• program,
• correspondence,
• shape,
• transactions,
• sugar,
• bill,
• perception,
• obligation,
• greeting,
• requisite,
• signal,
• competency,
• experience,
• business,
• appliance,
• report,
• emollient,
• instructions,
• insurance,
• ware,
• feed,
• cover,
• component,
• cloth,
• testing,
• change,
• cable,
• knowledge,
• souvenir,
• theme,
• photography,
• answer,
• commodity,
• training,
• part,
• status,
• stroke,
• value,
• instrument,
• pigment,
• career,
• tribe,
• circuitry,
• product,
• compound,
• contamination,
• collection,
• voice,
• mathematics,
• surface,
• attribute,
• micronutrient,
• works,
• indication,
• polyhedron,
• literature,
• publication,
• creature,
• maneuver,
• sustenance,
• period,
• neuroscience,
• metabolism,
• acid,
• step,
• opposition,
• module,
• management,
• ways,
• evidence,
• code,
• investigation,
• drug,
• modification,
• logic,
• forage,
• credential,
• issue,
• solution,
• ceremony,
• salad,
• survey,
• measurement,
• topology,
• spice,
• precursor,
• task,
• help,
• shot,
• cognition,
• price,
• malfunction,
• transaction,
• precaution,
• approximation,
• extra,
• record,
• rock,
• conception,
• test,
• ill,
• gadget,
• form,
• position,
• right,
• recipe,
• solute,
• block,
• tissue,
• parameter,
• sheet,
• landmark,
• nature,
• unit,
• punctuation,
• operation,
• motif,
• cpu,
• article,
• charge,
• procedure,
• amenities,
• crime,
• jewelry,
• sound,
• powder,
• stitch,
• symbol,
• need,
• fixture,
• operator,
• assembly,
• stain,
• terminal,
• freedom,
• sulfate,
• support,
• aggregate,
• typeface,
• provisions,
• topic,
• rosin,
• skill,
• cocktail,
• carbonate,
• preparation,
• consideration,
• sin,
• user,
• values,
• category,
• quality,
• fundamentals,
• sickness,
• point,
• people,
• text,
• arts,
• behaviour,
• section,
• exercise,
• law,
• antibiotic,
• question,
• piece,
• vocation,
• token,
• capability,
• widget,
• move,
• variation,
• medication,
• sensor,
• calisthenics,
• color,
• fabric,
• resource,
• soil,
• function,
• impression,
• assignment,
• room,
• knife,
• machinery,
• relationship,
• essential,
• residue,
• element,
• privilege,
• constituent,
• os,
• research,
• assets,
• movement,
• salary,
• activity,
• alkaloid,
• index,
• behavior,
• ability,
• volume,
• pattern,
• cost,
• particle,
• invertebrate,
• type,
• formatting,
• meal,
• doctrine,
• armor,
• statistics,
• knot,
• humanities,
• examination,
• connector,
• cycle,
• emotion,
• sport,
• meat,
• info,
• medicament,
• modality,
• sediment,
• variable,
• technology,
• set,
• medicine,
• armament,
• supply,
• framework,
• crystal,
• statement,
• organization,
• cylinder,
• disorder,
• gas,
• merchandise,
• group,
• infusion,
• roll,
• region,
• petrochemical,
• cupboard,
• calculation,
• oxide,
• option,
• construction,
• course,
• solvent,
• vegetable,
• motion,
• offence,
• incident,
• container,
• slag,
• structure,
• means,
• content,
• linen,
• protection,
• drive,
• method,
• date,
• coursework,
• message,
• arrangement,
• box,
• theory,
• fibre,
• spread,
• consistency,
• healthcare,
• feeling,
• uniform,
• regulation,
• posture,
• problem,
• trick,
• foodstuff,
• adjustment,
• barrier,
• hydrocarbon,
• dimension,
• disease,
• error,
• concept,
• equity,
• nutrient,
• metaphor,
• condiment,
• details,
• dress,
• property,
• alteration,
• dish,
• fare,
• operations,
• composition,
• condition,
• institution,
• reality,
• trait,
• mission,
• lamp,
• fiber,
• domain,
• organism,
• optics,
• terminology,
• alcohol,
• project,
• flavor,
• firearm,
• tense,
• site,
• aspect,
• track,
• sentiment,
• terms,
• stance,
• vocabulary,
• quantity,
• list,
• textile,
• class,
• faculty,
• formula,
• result,
• imaging,
• primitive,
• monomer,
• area,
• seasoning,
• waveform,
• medium,
• reaction,
• pay,
• mechanism,
• orientation,
• accessory,
• event,
• employment,
• analysis,
• cleaning,
• mineral,
• cause,
• strategy,
• virtue,
• furnishing,
• lava,
• industry,
• trailer,
• thing,
• desire,
• rule,
• herb,
• protocol,
• drink,
• transformation,
• mood,
• elements,
• necessity,
• aid,
• fact,
• source,
• gear,
• document,
• responsibility,
• duty,
• kitchenware,
• staple,
• biology,
• cake,
• representation,
• apparatus,
• attack,
• scheme,
• offense,
• comforts,
• belief,
• decoration,
• legacy,
• preference,
• character,
• payment,
• makeup,
• symptom,
• polygon,
• plane,
• expenditure,
• response,
• discipline,
• binder,
• stuff,
• candle,
• cereal,
• game,
• treatment,
• paraphernalia,
• building,
• solid,
• performance,
• file,
• derivative,
• font,
• laws,
• anesthetic,
• entity,
• demand,
• expense,
• explosive,
• fertilizer,
• apparel,
• requirement,
• force,
• entertainment,
• enzyme,
• process,
• possession,
• production,
• holiday,
• fuel,
• toiletry,
• goal,
• application,
• fertiliser,
• contraption,
• contract,
• geometry,
• action,
• punch,
• contaminant,
• liberty,
• accommodation,
• implement,
• substance,
• measure,
• benefit,
• toy,
• ailment,
• fraction,
• agent,
• education,
• technique,
• device,
• design,
• care,
• model,
• remedy,
• principle,
• phenomenon,
• animation,
• voucher,
• machine,
• molecule,
• service,
• command,
• look,
• plan,
• layer,
• clothing,
• utility,
• dessert,
• yarn,
• policy,
• motive,
• oil,
• comparison,
• graph,
• sense,
• grain,
• sacrament,
• reference,
• lease,
• import,
• development,
• level,
• use,
• manners,
• filter,
• marker,
• cell,
• motivation,
• plastic,
• antenna,
• work,
• language,
• charter,
• ketone,
• software,
• theorem,
• power,
• school,
• sign,
• accounting,
• math,
• shade,
• figure,
• pharmaceutical,
• discovery,
• display,
• spirits,
• chemical,
• circle,
• engineering,
• agrobiology,
• colours,
• job,
• smell,
• devices,
• craft,
• clothes,
• physics,
• improvement,
• match,
• words,
• challenge,
• deficiency,
• amine,
• sensation,
• furniture,
• sauce,
• shelter,
• idea,
• analgesic,
• deal,
• metal,
• peripheral,
• abstraction,
• quadric,
• illness,
• hardware,
• feature,
• fastener,
• body,
• weaponry,
• dance,
• pastry,
• plot,
• enhancement,
• difficulty,
• website,
• sector,
• taste,
• substrate,
• comfort,
• instrumentation,
• catalyst,
• enamel,
• state,
• macromolecule,
• veggie,
• ingredient,
• amount,
• release,
• infrastructure,
• comportment,
• subfigure,
• infection,
• weapon,
• bioscience,
• reform,
• input,
• nutrition,
• brick,
• assistance,
• system,
• interaction,
• load,
• legume,
• attitude,
• characteristic,
• circuit,
• computation,
• flow,
• subject,
• equation,
• anion,
• buffer,
• abnormality,
• laboratory,
• passion,
• trade,
• qualification,
• cookware,
• object,
• animal,
• matter,
• atom,
• installation,
• cosmetic,
• utensil,
• control,
• salt,
• polymer,
• interval,
• agriculture,
• programme,
• situation,
• image,
• criterion,
• laundry,